Doctor profile · Federal record

Dr. Sigmund Hsu, M.D.

Neurology Physician (CMS: Neurology) · Houston, TX

  • NPI 1952400350
  • Accepts Medicare
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6400 Fannin St, Suite 2800
Houston, TX 770301521
(713) 486-8000
fax (713) 486-8088
Mailing address
6400 Fannin St Ste 2070
Houston, TX 770301541

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
March 13, 2020
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State license (1)
Texas #L4450
Medicaid
TX #152951301

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1952400350. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
244
Distinct HCPCS
6
Medicare allowed
$31,624
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 60 13 $123
99214 Established patient office or other outpatient visit, 30-39 minutes 57 29 $128
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 42 15 $82
99215 Established patient office or other outpatient visit, 40-54 minutes 37 20 $179
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 30 25 $176
99213 Established patient office or other outpatient visit, 20-29 minutes 18 14 $91

In context: peer comparison

Among 79 peers in Houston Neurology Physician, average services per provider: 372. This provider delivers 0.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$19
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Sk Life Science, INC. 1 $19.15

By nature of payment

Food and Beverage
$19

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
400
Patients
47
Total drug cost
$63,928
Drug Type Claims Patients Total cost
Levetiracetam Generic 138 34 $7,466
Citalopram Hbr (Citalopram Hydrobromide) Brand 43 0 $168
Dexamethasone Generic 35 13 $823
Lacosamide Generic 21 0 $8,570
Memantine Hcl Generic 21 0 $253
Levetiracetam ER (Levetiracetam) Brand 18 0 $545
Amitriptyline Hcl Generic 17 0 $102
Briviact (Brivaracetam) Brand 15 0 $23,773
Gabapentin Generic 15 0 $400
Fycompa (Perampanel) Brand 14 0 $19,367

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sigmund Hsu's medical specialty?
Dr. Sigmund Hsu practices Neurology Physician in Houston, TX.
Where does Dr. Sigmund Hsu practice?
Dr. Sigmund Hsu practices at 6400 Fannin St, Houston, TX 770301521. Office phone: 7134868000.
What is Dr. Sigmund Hsu's NPI?
Dr. Sigmund Hsu's National Provider Identifier (NPI) is 1952400350, issued by NPPES.
Does Dr. Sigmund Hsu accept Medicare assignment?
Yes. Dr. Sigmund Hsu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sigmund Hsu commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.